EP0811935A3 - Befehlanruf in einem Rechnersystem - Google Patents

Befehlanruf in einem Rechnersystem Download PDF

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Publication number
EP0811935A3
EP0811935A3 EP97303805A EP97303805A EP0811935A3 EP 0811935 A3 EP0811935 A3 EP 0811935A3 EP 97303805 A EP97303805 A EP 97303805A EP 97303805 A EP97303805 A EP 97303805A EP 0811935 A3 EP0811935 A3 EP 0811935A3
Authority
EP
European Patent Office
Prior art keywords
computer system
commands
promoting
data
data bus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP97303805A
Other languages
English (en)
French (fr)
Other versions
EP0811935A2 (de
Inventor
Christopher J. Pettey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compaq Computer Corp
Original Assignee
Compaq Computer Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Compaq Computer Corp filed Critical Compaq Computer Corp
Publication of EP0811935A2 publication Critical patent/EP0811935A2/de
Publication of EP0811935A3 publication Critical patent/EP0811935A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0877—Cache access modes
    • G06F12/0879—Burst mode

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
EP97303805A 1996-06-05 1997-06-04 Befehlanruf in einem Rechnersystem Withdrawn EP0811935A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US659150 1996-06-05
US08/659,150 US5903906A (en) 1996-06-05 1996-06-05 Receiving a write request that allows less than one cache line of data to be written and issuing a subsequent write request that requires at least one cache line of data to be written

Publications (2)

Publication Number Publication Date
EP0811935A2 EP0811935A2 (de) 1997-12-10
EP0811935A3 true EP0811935A3 (de) 1999-08-04

Family

ID=24644251

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97303805A Withdrawn EP0811935A3 (de) 1996-06-05 1997-06-04 Befehlanruf in einem Rechnersystem

Country Status (3)

Country Link
US (1) US5903906A (de)
EP (1) EP0811935A3 (de)
JP (1) JPH10124452A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6000043A (en) * 1996-06-28 1999-12-07 Intel Corporation Method and apparatus for management of peripheral devices coupled to a bus
US6161165A (en) * 1996-11-14 2000-12-12 Emc Corporation High performance data path with XOR on the fly
US8464302B1 (en) 1999-08-03 2013-06-11 Videoshare, Llc Method and system for sharing video with advertisements over a network
US6557087B1 (en) * 2000-02-22 2003-04-29 International Business Machines Corporation Management of PCI read access to a central resource
WO2001067772A2 (en) 2000-03-09 2001-09-13 Videoshare, Inc. Sharing a streaming video
US8086801B2 (en) * 2009-04-08 2011-12-27 International Business Machines Corporation Loading data to vector renamed register from across multiple cache lines
US20120284544A1 (en) * 2011-05-06 2012-11-08 Microsoft Corporation Storage Device Power Management
CN111414227B (zh) * 2019-01-08 2023-03-21 阿里巴巴集团控股有限公司 一种读取镜像数据的方法、装置以及计算设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2286910A (en) * 1994-02-24 1995-08-30 Intel Corp Apparatus and method for prefetching data to load buffers in a bridge between two buses in a computer
EP0671691A2 (de) * 1994-02-09 1995-09-13 Hitachi, Ltd. Speichersteuergerät und Bussteuerungsverfahren dafür
US5507005A (en) * 1991-03-18 1996-04-09 Hitachi, Ltd. Data transferring system between host and I/O using a main buffer with sub-buffers where quantity of data in sub-buffers determine access requests
EP0710913A1 (de) * 1994-11-07 1996-05-08 International Business Machines Corporation PCI-Bussystem mit Schatten- und Latenzzeitgebern

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5569830A (en) * 1978-11-20 1980-05-26 Toshiba Corp Intelligent terminal
EP0334627A3 (de) * 1988-03-23 1991-06-12 Du Pont Pixel Systems Limited Multiprozessorbauweise
JPH03188546A (ja) * 1989-12-18 1991-08-16 Fujitsu Ltd バスインターフェイス制御方式
US5454093A (en) * 1991-02-25 1995-09-26 International Business Machines Corporation Buffer bypass for quick data access
US5483641A (en) * 1991-12-17 1996-01-09 Dell Usa, L.P. System for scheduling readahead operations if new request is within a proximity of N last read requests wherein N is dependent on independent activities
CA2080210C (en) * 1992-01-02 1998-10-27 Nader Amini Bidirectional data storage facility for bus interface unit
JPH0789340B2 (ja) * 1992-01-02 1995-09-27 インターナショナル・ビジネス・マシーンズ・コーポレイション バス間インターフェースにおいてアドレス・ロケーションの判定を行なう方法及び装置
US5491811A (en) * 1992-04-20 1996-02-13 International Business Machines Corporation Cache system using mask bits to recorder the sequences for transfers of data through cache to system memory
US5579530A (en) * 1992-06-11 1996-11-26 Intel Corporation Method and apparatus for dynamically allocating access time to a resource shared between a peripheral bus and a host bus by dynamically controlling the size of burst data transfers on the peripheral bus
JP2531903B2 (ja) * 1992-06-22 1996-09-04 インターナショナル・ビジネス・マシーンズ・コーポレイション コンピュ―タ・システムおよびシステム拡張装置
US5519839A (en) * 1992-10-02 1996-05-21 Compaq Computer Corp. Double buffering operations between the memory bus and the expansion bus of a computer system
US5463753A (en) * 1992-10-02 1995-10-31 Compaq Computer Corp. Method and apparatus for reducing non-snoop window of a cache controller by delaying host bus grant signal to the cache controller
US5535395A (en) * 1992-10-02 1996-07-09 Compaq Computer Corporation Prioritization of microprocessors in multiprocessor computer systems
US5381528A (en) * 1992-10-15 1995-01-10 Maxtor Corporation Demand allocation of read/write buffer partitions favoring sequential read cache
US5522050A (en) * 1993-05-28 1996-05-28 International Business Machines Corporation Bus-to-bus bridge for a multiple bus information handling system that optimizes data transfers between a system bus and a peripheral bus
US5396602A (en) * 1993-05-28 1995-03-07 International Business Machines Corp. Arbitration logic for multiple bus computer system
US5623633A (en) * 1993-07-27 1997-04-22 Dell Usa, L.P. Cache-based computer system employing a snoop control circuit with write-back suppression
US5613075A (en) * 1993-11-12 1997-03-18 Intel Corporation Method and apparatus for providing deterministic read access to main memory in a computer system
US5455915A (en) * 1993-12-16 1995-10-03 Intel Corporation Computer system with bridge circuitry having input/output multiplexers and third direct unidirectional path for data transfer between buses operating at different rates
US5559800A (en) * 1994-01-19 1996-09-24 Research In Motion Limited Remote control of gateway functions in a wireless data communication network
US5471590A (en) * 1994-01-28 1995-11-28 Compaq Computer Corp. Bus master arbitration circuitry having improved prioritization
US5530933A (en) * 1994-02-24 1996-06-25 Hewlett-Packard Company Multiprocessor system for maintaining cache coherency by checking the coherency in the order of the transactions being issued on the bus
US5535341A (en) * 1994-02-24 1996-07-09 Intel Corporation Apparatus and method for determining the status of data buffers in a bridge between two buses during a flush operation
TW400483B (en) * 1994-03-01 2000-08-01 Intel Corp High performance symmetric arbitration protocol with support for I/O requirements
US5528766A (en) * 1994-03-24 1996-06-18 Hewlett-Packard Company Multiple arbitration scheme
US5586297A (en) * 1994-03-24 1996-12-17 Hewlett-Packard Company Partial cache line write transactions in a computing system with a write back cache
US5623700A (en) * 1994-04-06 1997-04-22 Dell, Usa L.P. Interface circuit having zero latency buffer memory and cache memory information transfer
US5546546A (en) * 1994-05-20 1996-08-13 Intel Corporation Method and apparatus for maintaining transaction ordering and arbitrating in a bus bridge
US5535340A (en) * 1994-05-20 1996-07-09 Intel Corporation Method and apparatus for maintaining transaction ordering and supporting deferred replies in a bus bridge
US5687347A (en) * 1994-09-19 1997-11-11 Matsushita Electric Industrial Co., Ltd. Data providing device, file server device, and data transfer control method
US5548730A (en) * 1994-09-20 1996-08-20 Intel Corporation Intelligent bus bridge for input/output subsystems in a computer system
US5524235A (en) * 1994-10-14 1996-06-04 Compaq Computer Corporation System for arbitrating access to memory with dynamic priority assignment
US5553265A (en) * 1994-10-21 1996-09-03 International Business Machines Corporation Methods and system for merging data during cache checking and write-back cycles for memory reads and writes
US5664124A (en) * 1994-11-30 1997-09-02 International Business Machines Corporation Bridge between two buses of a computer system that latches signals from the bus for use on the bridge and responds according to the bus protocols
US5625779A (en) * 1994-12-30 1997-04-29 Intel Corporation Arbitration signaling mechanism to prevent deadlock guarantee access latency, and guarantee acquisition latency for an expansion bridge
US5594882A (en) * 1995-01-04 1997-01-14 Intel Corporation PCI split transactions utilizing dual address cycle
US5568619A (en) * 1995-01-05 1996-10-22 International Business Machines Corporation Method and apparatus for configuring a bus-to-bus bridge
US5630094A (en) * 1995-01-20 1997-05-13 Intel Corporation Integrated bus bridge and memory controller that enables data streaming to a shared memory of a computer system using snoop ahead transactions
US5596729A (en) * 1995-03-03 1997-01-21 Compaq Computer Corporation First arbiter coupled to a first bus receiving requests from devices coupled to a second bus and controlled by a second arbiter on said second bus
US5664150A (en) * 1995-03-21 1997-09-02 International Business Machines Corporation Computer system with a device for selectively blocking writebacks of data from a writeback cache to memory
US5619661A (en) * 1995-06-05 1997-04-08 Vlsi Technology, Inc. Dynamic arbitration system and method
US5634138A (en) * 1995-06-07 1997-05-27 Emulex Corporation Burst broadcasting on a peripheral component interconnect bus
US5694556A (en) * 1995-06-07 1997-12-02 International Business Machines Corporation Data processing system including buffering mechanism for inbound and outbound reads and posted writes
US5710906A (en) * 1995-07-07 1998-01-20 Opti Inc. Predictive snooping of cache memory for master-initiated accesses
US5649175A (en) * 1995-08-10 1997-07-15 Cirrus Logic, Inc. Method and apparatus for acquiring bus transaction address and command information with no more than zero-hold-time and with fast device acknowledgement
US5632021A (en) * 1995-10-25 1997-05-20 Cisco Systems Inc. Computer system with cascaded peripheral component interconnect (PCI) buses
US5673399A (en) * 1995-11-02 1997-09-30 International Business Machines, Corporation System and method for enhancement of system bus to mezzanine bus transactions
US5717876A (en) * 1996-02-26 1998-02-10 International Business Machines Corporation Method for avoiding livelock on bus bridge receiving multiple requests

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5507005A (en) * 1991-03-18 1996-04-09 Hitachi, Ltd. Data transferring system between host and I/O using a main buffer with sub-buffers where quantity of data in sub-buffers determine access requests
EP0671691A2 (de) * 1994-02-09 1995-09-13 Hitachi, Ltd. Speichersteuergerät und Bussteuerungsverfahren dafür
GB2286910A (en) * 1994-02-24 1995-08-30 Intel Corp Apparatus and method for prefetching data to load buffers in a bridge between two buses in a computer
EP0710913A1 (de) * 1994-11-07 1996-05-08 International Business Machines Corporation PCI-Bussystem mit Schatten- und Latenzzeitgebern

Also Published As

Publication number Publication date
US5903906A (en) 1999-05-11
EP0811935A2 (de) 1997-12-10
JPH10124452A (ja) 1998-05-15

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